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authorJosé Fonseca <jfonseca@vmware.com>2010-01-08 15:42:57 +0000
committerJosé Fonseca <jfonseca@vmware.com>2010-01-08 15:42:57 +0000
commit080c40ab32b2abd6d8381b4a0cc143d36a1652b2 (patch)
treee173767ebc5a82d81b9fc086449d915e29348976 /src/gallium/drivers/svga/include/svga3d_caps.h
parent9cdf6f025b2ed55cfb13dd09f870f01d0c7947d3 (diff)
parenta1de400e8de06a80ab140bb0fa950e990607572d (diff)
Merge remote branch 'origin/master' into lp-binning
Conflicts: src/gallium/auxiliary/util/u_surface.c src/gallium/drivers/llvmpipe/Makefile src/gallium/drivers/llvmpipe/SConscript src/gallium/drivers/llvmpipe/lp_bld_arit.c src/gallium/drivers/llvmpipe/lp_bld_flow.c src/gallium/drivers/llvmpipe/lp_bld_interp.c src/gallium/drivers/llvmpipe/lp_clear.c src/gallium/drivers/llvmpipe/lp_context.c src/gallium/drivers/llvmpipe/lp_context.h src/gallium/drivers/llvmpipe/lp_draw_arrays.c src/gallium/drivers/llvmpipe/lp_jit.c src/gallium/drivers/llvmpipe/lp_jit.h src/gallium/drivers/llvmpipe/lp_prim_vbuf.c src/gallium/drivers/llvmpipe/lp_setup.c src/gallium/drivers/llvmpipe/lp_setup_point.c src/gallium/drivers/llvmpipe/lp_state.h src/gallium/drivers/llvmpipe/lp_state_blend.c src/gallium/drivers/llvmpipe/lp_state_derived.c src/gallium/drivers/llvmpipe/lp_state_fs.c src/gallium/drivers/llvmpipe/lp_state_sampler.c src/gallium/drivers/llvmpipe/lp_state_surface.c src/gallium/drivers/llvmpipe/lp_tex_cache.c src/gallium/drivers/llvmpipe/lp_tex_cache.h src/gallium/drivers/llvmpipe/lp_tex_sample.h src/gallium/drivers/llvmpipe/lp_tile_cache.c
Diffstat (limited to 'src/gallium/drivers/svga/include/svga3d_caps.h')
-rw-r--r--src/gallium/drivers/svga/include/svga3d_caps.h139
1 files changed, 139 insertions, 0 deletions
diff --git a/src/gallium/drivers/svga/include/svga3d_caps.h b/src/gallium/drivers/svga/include/svga3d_caps.h
new file mode 100644
index 0000000000..714ce9f45f
--- /dev/null
+++ b/src/gallium/drivers/svga/include/svga3d_caps.h
@@ -0,0 +1,139 @@
+/**********************************************************
+ * Copyright 2007-2009 VMware, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use, copy,
+ * modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ **********************************************************/
+
+/*
+ * svga3d_caps.h --
+ *
+ * Definitions for SVGA3D hardware capabilities. Capabilities
+ * are used to query for optional rendering features during
+ * driver initialization. The capability data is stored as very
+ * basic key/value dictionary within the "FIFO register" memory
+ * area at the beginning of BAR2.
+ *
+ * Note that these definitions are only for 3D capabilities.
+ * The SVGA device also has "device capabilities" and "FIFO
+ * capabilities", which are non-3D-specific and are stored as
+ * bitfields rather than key/value pairs.
+ */
+
+#ifndef _SVGA3D_CAPS_H_
+#define _SVGA3D_CAPS_H_
+
+#define SVGA_FIFO_3D_CAPS_SIZE (SVGA_FIFO_3D_CAPS_LAST - \
+ SVGA_FIFO_3D_CAPS + 1)
+
+
+/*
+ * SVGA3dCapsRecordType
+ *
+ * Record types that can be found in the caps block.
+ * Related record types are grouped together numerically so that
+ * SVGA3dCaps_FindRecord() can be applied on a range of record
+ * types.
+ */
+
+typedef enum {
+ SVGA3DCAPS_RECORD_UNKNOWN = 0,
+ SVGA3DCAPS_RECORD_DEVCAPS_MIN = 0x100,
+ SVGA3DCAPS_RECORD_DEVCAPS = 0x100,
+ SVGA3DCAPS_RECORD_DEVCAPS_MAX = 0x1ff,
+} SVGA3dCapsRecordType;
+
+
+/*
+ * SVGA3dCapsRecordHeader
+ *
+ * Header field leading each caps block record. Contains the offset (in
+ * register words, NOT bytes) to the next caps block record (or the end
+ * of caps block records which will be a zero word) and the record type
+ * as defined above.
+ */
+
+typedef
+struct SVGA3dCapsRecordHeader {
+ uint32 length;
+ SVGA3dCapsRecordType type;
+}
+SVGA3dCapsRecordHeader;
+
+
+/*
+ * SVGA3dCapsRecord
+ *
+ * Caps block record; "data" is a placeholder for the actual data structure
+ * contained within the record; for example a record containing a FOOBAR
+ * structure would be of size "sizeof(SVGA3dCapsRecordHeader) +
+ * sizeof(FOOBAR)".
+ */
+
+typedef
+struct SVGA3dCapsRecord {
+ SVGA3dCapsRecordHeader header;
+ uint32 data[1];
+}
+SVGA3dCapsRecord;
+
+
+typedef uint32 SVGA3dCapPair[2];
+
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * SVGA3dCaps_FindRecord
+ *
+ * Finds the record with the highest-valued type within the given range
+ * in the caps block.
+ *
+ * Result: pointer to found record, or NULL if not found.
+ *
+ *----------------------------------------------------------------------
+ */
+
+static INLINE SVGA3dCapsRecord *
+SVGA3dCaps_FindRecord(const uint32 *capsBlock,
+ SVGA3dCapsRecordType recordTypeMin,
+ SVGA3dCapsRecordType recordTypeMax)
+{
+ SVGA3dCapsRecord *record, *found = NULL;
+ uint32 offset;
+
+ /*
+ * Search linearly through the caps block records for the specified type.
+ */
+ for (offset = 0; capsBlock[offset] != 0; offset += capsBlock[offset]) {
+ record = (SVGA3dCapsRecord *) (capsBlock + offset);
+ if ((record->header.type >= recordTypeMin) &&
+ (record->header.type <= recordTypeMax) &&
+ (!found || (record->header.type > found->header.type))) {
+ found = record;
+ }
+ }
+
+ return found;
+}
+
+
+#endif // _SVGA3D_CAPS_H_